Home / 1,385,266.20-2,076,344.10-586,411.80

Finding the Fourth Proportional to 1,385,266.20, 2,076,344.10 and 586,411.80

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Solution

The fourth proportional to 1,385,266.20, 2,076,344.10 and 586,411.80 is: 878,959.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,266.20 : 2,076,344.10 = 586,411.80 : x
  2. Step 2: Convert to fraction form
    1,385,266.20/2,076,344.10 = 586,411.80/x
  3. Step 3: Cross multiply
    1,385,266.20x = 2,076,344.10 × 586,411.80
  4. Step 4: Simplify right side
    1,385,266.20x = 1,217,592,681,100.38
  5. Step 5: Solve for x
    x = 1,217,592,681,100.38/1,385,266.20
  6. Step 6: Final answer
    x = 878,959.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.